"Ophelia is so often seen as an absence. She appears in only five of the play’s twenty scenes. We know little of what passed between her and Hamlet before the play opens. She doesn’t struggle with moral choices, as he does. ‘I think nothing, my lord,’ she tells him – a line that he chooses to interpret in the bawdy sense – but which the Gentleman echoes without irony when faced with the mad Ophelia, commenting that ‘her speech is nothing’, mere ‘unshaped use’. Mirren’s Ophelia was no shrinking violet. She was not prepared to go quietly."Sounds enchanting.
Philip Ward writes an excellent blog cataloguing and analysing the performances of Helen Mirren and in today's post, as well as nodding towards the bizarre Celestino Coronada film of 1976 mentions her appearance as Ophelia in the 1970 RSC production with Alan Howard as Hamlet: